not-accessible Troubleshooting

NAS not accessible on the Synology DS1522+

Source: Synology Knowledge Center — error codes Confidence: 80% Verified Aug 9, 2026

The NAS is unreachable on the network, often from a network issue or a hung service.

How to fix NAS not accessible

Restart the NAS

Restart the NAS and wait for it to come back online.

Source: Synology Knowledge Center — error codes Confidence: 80% Verified Aug 9, 2026

Difficulty: ★ Est. 5 min

Check the network

Verify the NAS is connected to the network and has a valid IP address.

Source: Synology Knowledge Center — error codes Confidence: 80% Verified Aug 9, 2026

Difficulty: ★ Est. 5 min

Replacement parts for the Synology DS1522+

Synology DS923+ NAS Drive Synology DS923+ SSD Cache Synology DS923+ RAM Module Synology DS220+ NAS Drive Synology DS220+ SSD Cache Synology DS220+ RAM Module Synology DS1522+ NAS Drive Synology DS1522+ SSD Cache Synology DS1522+ RAM Module Synology DS1522+ Power Supply Synology DS1522+ Drive Caddy

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